Which is cheaper, the Grand Seiko SLGC006 or the Helgray Speedster (Racing Light Blue)?

At MSRP the Helgray Speedster (Racing Light Blue) is the cheaper of the two at $299, against $22,600 for the Grand Seiko SLGC006 — a $22,301 gap before any retailer discounting.

Which is bigger, the Grand Seiko SLGC006 or the Helgray Speedster (Racing Light Blue)?

The Grand Seiko SLGC006 wears larger at 43.2mm versus 39mm for the Helgray Speedster (Racing Light Blue) — a 4.2mm difference across the dial.

Which has better water resistance, the Grand Seiko SLGC006 or the Helgray Speedster (Racing Light Blue)?

The Grand Seiko SLGC006 is rated to 100m versus 30m for the Helgray Speedster (Racing Light Blue).

Which has a longer power reserve, the Grand Seiko SLGC006 or the Helgray Speedster (Racing Light Blue)?

The Grand Seiko SLGC006 carries a 72-hour power reserve against 40 hours on the Helgray Speedster (Racing Light Blue).

What movement does the Grand Seiko SLGC006 run compared to the Helgray Speedster (Racing Light Blue)?

Both watches run automatic movements — the Grand Seiko SLGC006 uses the 9SC5 and the Helgray Speedster (Racing Light Blue) uses the Miyota 6S21.

Side by side

Grand Seiko SLGC006vsHelgray Speedster (Racing Light Blue)

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Grand Seiko SLGC006

slgc006g

MSRP $22,600

Helgray Speedster (Racing Light Blue)

speedster-racing-light-blue

MSRP $299

At a glance

10 of 29 specs differ

Diameter

SLGC00643.2mm

Speedster (Racing Light Blue)39mm

Power Reserve

SLGC00672h

Speedster (Racing Light Blue)40h

Water Resistance

SLGC006100m

Speedster (Racing Light Blue)30m

MSRP

SLGC006$22,600

Speedster (Racing Light Blue)$299

Full specifications

Case

6 specs

Diameter

43.2mm

39mm

Thickness

15.4mm

12mm

Lug-to-Lug

51.5mm

46mm

Lug Width

23mm

20mm

Material

Gold

Stainless Steel

Water Resistance

100m

30m

Crystal & Dial

1 specs

AR Coating

Yes

Inner

Movement

2 specs

Caliber

9SC5

Miyota 6S21

Power Reserve

72h

40h

Pricing

1 specs

MSRP

$22,600

$299

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